mirror of
git://git.yoctoproject.org/poky.git
synced 2025-07-19 21:09:03 +02:00
95c785baeb
- Drop the native-sysroot-basedir parameter still allow it to keep backward compatibility write a warning to stderr - Add a space after ! in the if as suggested by shellcheck - Support the new OE_TAP_NAME variable as well (From OE-Core rev: be72e5e32da5a251db14b42d3e9c0951178e216d) Signed-off-by: Adrian Freihofer <adrian.freihofer@siemens.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
73 lines
1.7 KiB
Bash
Executable File
73 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
|
|
#
|
|
# QEMU network configuration script to bring down tap devices. This
|
|
# utility needs to be run as root, and will use the ip utility
|
|
#
|
|
# If you find yourself calling this script a lot, you can add the
|
|
# the following to your /etc/sudoers file to be able to run this
|
|
# command without entering your password each time:
|
|
#
|
|
# <my-username> ALL=NOPASSWD: /path/to/runqemu-ifup
|
|
# <my-username> ALL=NOPASSWD: /path/to/runqemu-ifdown
|
|
#
|
|
# Copyright (c) 2006-2011 Linux Foundation
|
|
#
|
|
# SPDX-License-Identifier: GPL-2.0-only
|
|
#
|
|
|
|
usage() {
|
|
echo "sudo $(basename $0) <tap-dev>"
|
|
}
|
|
|
|
if [ $EUID -ne 0 ]; then
|
|
echo "Error: This script (runqemu-ifdown) must be run with root privileges"
|
|
exit 1
|
|
fi
|
|
|
|
if [ $# -gt 2 ] || [ $# -lt 1 ]; then
|
|
usage
|
|
exit 1
|
|
fi
|
|
|
|
# backward compatibility
|
|
if [ $# -eq 2 ] ; then
|
|
echo "Warning: native-sysroot-basedir parameter is ignored. It is no longer needed." >&2
|
|
fi
|
|
|
|
TAP=$1
|
|
|
|
if ! ip tuntap del $TAP mode tap 2>/dev/null; then
|
|
echo "Error: Unable to run up tuntap del"
|
|
exit 1
|
|
fi
|
|
|
|
IPTOOL=`which ip 2> /dev/null`
|
|
if [ "x$IPTOOL" = "x" ]; then
|
|
# better than nothing...
|
|
IPTOOL=/sbin/ip
|
|
fi
|
|
if [ -x "$IPTOOL" ]; then
|
|
if `$IPTOOL link show $TAP > /dev/null 2>&1`; then
|
|
$IPTOOL link del $TAP
|
|
fi
|
|
fi
|
|
# cleanup the remaining iptables rules
|
|
IPTABLES=`which iptables 2> /dev/null`
|
|
if [ "x$IPTABLES" = "x" ]; then
|
|
IPTABLES=/sbin/iptables
|
|
fi
|
|
if [ ! -x "$IPTABLES" ]; then
|
|
echo "$IPTABLES cannot be executed"
|
|
exit 1
|
|
fi
|
|
|
|
if [ -z "$OE_TAP_NAME" ]; then
|
|
OE_TAP_NAME=tap
|
|
fi
|
|
|
|
n=$[ (`echo $TAP | sed "s/$OE_TAP_NAME//"` * 2) + 1 ]
|
|
dest=$[ (`echo $TAP | sed "s/$OE_TAP_NAME//"` * 2) + 2 ]
|
|
$IPTABLES -D POSTROUTING -t nat -j MASQUERADE -s 192.168.7.$n/32
|
|
$IPTABLES -D POSTROUTING -t nat -j MASQUERADE -s 192.168.7.$dest/32
|
|
true
|